Home / 1,976,605.20-2,967,672.60-1,230,109.20

Finding the Fourth Proportional to 1,976,605.20, 2,967,672.60 and 1,230,109.20

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Solution

The fourth proportional to 1,976,605.20, 2,967,672.60 and 1,230,109.20 is: 1,846,884.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,605.20 : 2,967,672.60 = 1,230,109.20 : x
  2. Step 2: Convert to fraction form
    1,976,605.20/2,967,672.60 = 1,230,109.20/x
  3. Step 3: Cross multiply
    1,976,605.20x = 2,967,672.60 × 1,230,109.20
  4. Step 4: Simplify right side
    1,976,605.20x = 3,650,561,367,847.92
  5. Step 5: Solve for x
    x = 3,650,561,367,847.92/1,976,605.20
  6. Step 6: Final answer
    x = 1,846,884.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.